If (5x+2y) : (10x+3y) = 5:9, then (2x^2+...

If `(5x+2y) : (10x+3y) = 5:9`, then `(2x^2+3y^2 ):(4x^2+9y^2)`=?
यदि `(5x+2y) : (10x+3y) = 5:9`, है, तो `(2x^2+3y^2 ): (4x^2+9y^2)`=?

A

`10:27`

B

`31:87`

C

`16:47`

D

`1:3`

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The correct Answer is:

B

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